21197064

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{126173}}^1$

素因数の和:126189

約数の個数: 32

約数和(自身を含む): 60563520

約数和(自身を除く): 39366456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 126173, 252346, 378519, 504692, 757038, 883211, 1009384, 1514076, 1766422, 2649633, 3028152, 3532844, 5299266, 7065688, 10598532, 21197064]

約数ペア:

[(1, 21197064), (2, 10598532), (3, 7065688), (4, 5299266), (6, 3532844), (7, 3028152), (8, 2649633), (12, 1766422), (14, 1514076), (21, 1009384), (24, 883211), (28, 757038), (42, 504692), (56, 378519), (84, 252346), (168, 126173)]